
About WIZnet
WIZnet, a leader in network technology, is strengthening its global presence with the launch of the ioNIC W55RP20 in collaboration with Raspberry Pi. As an official Raspberry Pi design partner, WIZnet continues to push the boundaries of network acceleration, with the ioNIC W55RP20 set to revolutionize IoT device communication efficiency across various applications.
Renowned for pioneering the world's only 10/100BASE-T hardwired TCP/IP standalone chip, WIZnet has transformed Ethernet communication for embedded systems. The Hardwired TCP/IP technology offers unmatched reliability and faster network speeds compared to software-based alternatives, significantly reducing network load even on low-spec systems.
WIZnet’s expertise extends beyond Arduino, with new powerful products now being developed in partnership with Raspberry Pi. Discover how the solutions are shaping the future of connected devices and driving innovation in the IoT space.
New Products

WIZnet's Ethernet connectivity solutions for RP2350 offer robust networking with options for W5100S, W5500, or W6100 versions. They feature PoE support via add-on modules and match the Raspberry Pi Pico’s pinouts for easy integration. Equipped with USB Type C and run buttons, these solutions are ideal for enhancing IoT and embedded system projects.
Featured Products

The W55RP20s, part of WIZnet’s ioNIC series, are advanced SiP solutions combining RP2040 microcontrollers, W5500 Ethernet controllers, and 2MB flash memory. They support multiple communication protocols and act as powerful network accelerators for IoT devices. The W5500-EVB-Pico boards pair the RP2040 with W5500 Ethernet, adding Ethernet functionality to Raspberry Pi Pico’s capabilities.